Sir David Cecil Clementi (born 25 February 1949) is a British business executive.
He then went to Lincoln College, Oxford, where he obtained a degree in Philosophy, Politics, and Economics and a blue for athletics.
After graduating from Harvard Business School, Clementi commenced a career in the finance industry.
In 1994, Clementi and Nicholas Redmayne were appointed as joint chief executives of investment banking.
He was a non-executive director of Rio Tinto Group from 2003 to 2010; a Non-Executive Director of Foreign & Colonial Investment Trust from 2008 to 2012; vice-chairman at investment managers, Ruffer LLP from 2011 to 2017; chairman of international payments business World First[8] from 2011 to 2018 and chairman of King's Cross Central, responsible for the regeneration of the King's Cross Estate, from 2008 to 2024.
In July 2003, he was given the task, by the Secretary of State for Constitutional Affairs, Lord Falconer of Thoroton, of undertaking a wide-ranging independent review of the regulation of legal services in England and Wales, published in December 2004 and known generally as the Clementi report.